n. A barrier across a toll road or toll bridge that is lifted when the toll is paid
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a gate or bar across a toll bridge or toll road which is lifted when the toll is paid
Word Usage
"We recrossed the River Sark, the boundary here between Scotland and England, the famous tollbar through which eloping couples had to hurry before they could reach Gretna Green."